Climate for Station: Death Valley Np, California, United States

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Climate Analysis & Overview

Death Valley National Park, a region of extremes, is experiencing a warming trend in its low temperatures, with a 1.11°C (2.00°F) increase over the past decade. This contrasts with a slight cooling in high temperatures, indicating complex climatic dynamics. Precipitation patterns have become marginally more even, suggesting subtle shifts in the desert's hydrological cycle.

A Desert of Extremes: Climate Classification and Geography

Death Valley National Park, situated in the Mojave Desert, is classified under the Köppen climate system as a hot desert (BWh). This classification is characterised by extremely high temperatures and minimal precipitation. The park's geography, with its below-sea-level basin surrounded by high mountain ranges, contributes to its extreme temperatures. The mountains block moisture, resulting in arid conditions and making Death Valley one of the hottest places on Earth. The record high temperature at the park is a scorching 54.4°C (129.9°F), while the record low is a chilly -6.7°C (19.9°F), showcasing its wide temperature range.

Thermal Dynamics: Highs and Lows

Over the past decade, Death Valley has experienced a 1.11°C (2.00°F) rise in low temperatures, indicating a warming trend during the cooler parts of the day. Conversely, high temperatures have shown a slight cooling trend of -0.45°C (-0.81°F) over the same period. This dichotomy suggests that while the nights are getting warmer, the peak daytime temperatures are slightly decreasing. Over the all-time period, both highs and lows have shown a warming trend, with highs increasing by 0.30°C (0.54°F) and lows by 0.31°C (0.56°F), reinforcing the long-term warming pattern in the region.

Precipitation Patterns: A Marginal Shift

The Precipitation Concentration Index (PCI) for Death Valley has decreased from a baseline of 33.6 to a current value of 30.5, indicating a marginal shift towards more evenly distributed precipitation events. In a desert environment, where rainfall is typically sparse and erratic, this slight decrease in PCI suggests that rainfall events may be becoming slightly less concentrated, potentially impacting the desert's ecosystem and hydrological processes.

Regional Climate Context: Implications and Observations

The observed climatic trends in Death Valley align with broader regional climate goals in the United States, which aim to understand and mitigate the impacts of climate change. The warming of low temperatures could have implications for local biodiversity and energy usage, as warmer nights may affect plant and animal life adapted to cooler conditions. Additionally, the slight evening out of precipitation patterns could influence water availability and conservation strategies in this arid region. These insights are crucial for developing adaptive strategies in response to changing climatic conditions.

Station Statistics

10-Year Trend

High: -0.46 °C/decade

Low: +1.11 °C/decade

Rain: +0.12 mm/decade

25-Year Trend

High: +0.12 °C/decade

Low: +1.07 °C/decade

Rain: -0.00 mm/decade

50-Year Trend

High: +0.37 °C/decade

Low: +0.57 °C/decade

Rain: -0.01 mm/decade

All-Time Trend

High: +0.30 °C/decade

Low: +0.31 °C/decade

Rain: +0.00 mm/decade

Percentage Above-Average Days

Last 12 Months: 52.9%

This Year: 54.9%

Precipitation Concentration Index (PCI) ℹ️

Last 12 Months: 29.9

Historical Average: 33.5

Percentile Rank of Last 12 Months ℹ️

High: 78th percentile

Low: 98th percentile

Rain: 43rd percentile

Change in Variance ℹ️

High: +2.3%

Low: +5.3%

Intraday: -0.4%

Data Coverage

74.8%

First Year of Data

1961

Station Location

Historical Weather Records

Max HighAvg HighMin HighMax AvgAvg AvgMin AvgMax LowAvg LowMin LowMax PrecipitationAvg PrecipitationMax SnowAvg Snow
Record54.4 °C3.3 °C41.7 °C-6.7 °C55.9 mm0.0 mm
January32.2 °C19.3 °C6.7 °C18.3 °C4.5 °C-6.7 °C25.1 mm0.2 mm0.0 mm0.0 mm
February36.1 °C23.2 °C7.8 °C21.1 °C8.1 °C-6.7 °C25.1 mm0.4 mm0.0 mm0.0 mm
March40.0 °C27.6 °C12.2 °C25.6 °C12.5 °C-3.3 °C25.4 mm0.2 mm0.0 mm0.0 mm
April45.0 °C32.5 °C16.1 °C32.2 °C16.9 °C-5.0 °C37.3 mm0.1 mm0.0 mm0.0 mm
May50.0 °C37.8 °C20.0 °C35.0 °C22.5 °C7.8 °C15.2 mm0.0 mm0.0 mm0.0 mm
June53.3 °C43.4 °C24.4 °C38.3 °C27.7 °C12.2 °C14.5 mm0.0 mm0.0 mm0.0 mm
July54.4 °C46.9 °C32.2 °C41.7 °C31.4 °C19.4 °C15.7 mm0.1 mm0.0 mm0.0 mm
August54.4 °C45.8 °C31.7 °C40.0 °C30.2 °C18.3 °C55.9 mm0.2 mm0.0 mm0.0 mm
September51.7 °C41.4 °C24.4 °C38.9 °C24.7 °C12.8 °C28.2 mm0.2 mm0.0 mm0.0 mm
October45.6 °C33.9 °C16.7 °C30.0 °C16.9 °C2.8 °C14.0 mm0.1 mm0.0 mm0.0 mm
November36.7 °C24.9 °C12.2 °C23.3 °C9.2 °C-3.3 °C20.3 mm0.2 mm0.0 mm0.0 mm
December31.1 °C18.6 °C3.3 °C18.9 °C4.0 °C-5.6 °C31.8 mm0.2 mm0.0 mm0.0 mm

Data Visualisations

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Current Year Climate Trends vs Historical

Current Year Climate Trends vs Historical - Max Temperature this Year
Current Year Climate Trends vs Historical - Min Temperature this Year
Current Year Climate Trends vs Historical - Average Temperature this Year
Current Year Climate Trends vs Historical - Rainfall this Year
Current Year Climate Trends vs Historical - Relative Humidity this Year
Current Year Climate Trends vs Historical - Max Wind Gusts this Year

Max Temperature this Year | 1 of 6

Climate 12-Month Moving Averages

Climate 12-Month Moving Averages - Max Temperature 12-Month MA
Climate 12-Month Moving Averages - Min Temperature 12-Month MA
Climate 12-Month Moving Averages - Average Temperature 12-Month MA
Climate 12-Month Moving Averages - Rainfall 12-Month MA
Climate 12-Month Moving Averages - Relative Humidity 12-Month MA
Climate 12-Month Moving Averages - Peak Wind Gust 12-Month MA

Max Temperature 12-Month MA | 1 of 6

Daily Data Points and Averages Throughout the Year

Daily Data Points and Averages Throughout the Year - Average Max Temperature Throughout Year
Daily Data Points and Averages Throughout the Year - Average Min Temperature Throughout Year
Daily Data Points and Averages Throughout the Year - Average Temperature Throughout Year
Daily Data Points and Averages Throughout the Year - Average Relative Humidity Throughout Year
Daily Data Points and Averages Throughout the Year - Average Peak Wind Gust Throughout Year

Average Max Temperature Throughout Year | 1 of 5